Lamp



FIG. 1 is a perspective view of the lamp according to the present invention;

FIG. 2 is a front view of the lamp; the back view being a mirror image thereof;

FIG. 3 is a left view of the lamp; the right view being a mirror image thereof;

FIG. 4 is a top view of the lamp thereof; and,

FIG. 5 is a bottom view of the lamp thereof.

The broken lines shown on the drawings depict structural portions of the lamp that form no part of the claimed design. 

The ornamental design for a lamp, as shown and described. 